48mm Color Filters will be available from Baader Planetarium in the future.
these will be optically polished as are the Moon & Skyglowfilters and 1.25" Colored
Glass Filters (BPCF125). Please contact us if you are interested.

1.25" eyepieces. We typically use a set of Plossls in a medium power range.
A set of 19mm or 22mm Panoptics eyepieces are particular favorites of our
binocular viewer customers. Note that the 22mm Panoptics may not be suitable
for viewers with wider noses. TeleVue Radians are also favored by many. Please
call us for your TeleVue eyepiece purchases.

Backfocus In-travel Requirements Backfocus
in-travel is the difference between where the light focuses and the back of the
focuser needs to be.